Communication
How does the data communication network work?
The data communication network belongs to computer science and transmits the exchange of information between computer systems and analog calculating devices.
Blog
Push-to-Talk, radio and field communication
Guides and answers for those who coordinate frontline teams.
Phonetic alphabet
Phonetic alphabet: What is it and how to use it?
The International Phonetic Alphabet (IPA) is the language in which each letter has a meaning and represents a sound.
Communication
Is the era of “over and out” coming to an end?
In the 1980s, walkie-talkies were commonly used for communication: one person would say over so the other knew the sentence was finished, and over and out.
Security
Single CCTV control room for supermarkets: how does it work?
A CCTV (Closed-Circuit Television) system for a supermarket works by capturing and recording video from several cameras placed strategically throughout.
Security
What does a security guard need to know to stand out at a private security company?
The security guard is a professional specialized in protecting much of the population, working in companies, condominiums, hospitals, malls and other locations.
Security
7 tips for a private security company to stand out in the market
After founding a private security company, you need to understand what it truly takes to stand out in the market. Private security is a fast-growing field.
Security
Private security company: licenses and registration
Private security companies have been gaining more and more importance and space in today's market.
Security
How Did the Armored Truck Come About?
The armored truck is a vehicle created specifically to transport valuables and cargo of high monetary value. This article explores the origins and
Comparison
Online two-way radio vs. Portable two-way radio
The digital world is part of everything we do, especially communication. And this also extends to physical devices, such as mobile phones and two-way radios.